Phosphoryl bromide
Also known as: Phosphorus oxybromide, Phosphorus oxide bromide, Phosphoric tribromide, Phosphorus(V) oxybromide, Phosphorus(V) tribromide oxide, Phosphoryl tribromide, Tribromophosphorus oxide, POBr3, AURORA KA-1088, MFCD00036298
Phosphoryl bromide (CAS 7789-59-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Br3OP and a molecular weight of 286.685 g/mol. Key properties include a melting point of 56 °C(lit.), a boiling point of 189.5±9.0 °C at 760 mmHg, a density of 3.1±0.1 g/cm3 and a flash point of 189°C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 7789-59-5
- Jingsj CID
- J-27767-8
- Molecular Formula
- Br3OP
- Molecular Weight
- 286.685 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 56 °C(lit.) |
|---|---|
| Boiling Point | 189.5±9.0 °C at 760 mmHg |
| Density | 3.1±0.1 g/cm3 |
| Flash Point | 189°C |
| Exact Mass | 283.723663 |
| PSA | 26.88000 |
| LogP | 1.76 |
| Vapor Pressure | 0.8±0.3 mmHg at 25°C |
| Refractive Index | 1.613 |
| Additional Property | decomposes |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
Frequently Asked Questions
What is the CAS number of Phosphoryl bromide?
The CAS number of Phosphoryl bromide is 7789-59-5.
What are the molecular formula and molecular weight of Phosphoryl bromide?
Phosphoryl bromide has molecular formula Br3OP and molecular weight 286.685 g/mol.
Is Phosphoryl bromide hazardous?
Phosphoryl bromide has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Phosphoryl bromide?
For Phosphoryl bromide, Upstream Products: Phosphorus tribromide, PHOSPHORUS PENTABROMIDE, Hydrogen bromide; Downstream Products: Phosphoryl chloride, 4-Bromo-2-methylquinoline, BROMINE CHLORIDE.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Phosphoryl bromide (CAS 7789-59-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27767-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.